sedとsplitをenvに入れて明示的に実行

.github/workflows/build.yml

@@ -98,6 +98,11 @@ jobs:
 
     runs-on: ${{ matrix.os }}
 
+    env:
+      # GNUコマンド
+      sed: ${{ matrix.os == 'macos-11' && 'gsed' || 'sed' }}
+      split: ${{ matrix.os == 'macos-11' && 'gsplit' || 'split' }}
+
     steps:
       - name: declare variables
         id: vars
@@ -113,8 +118,6 @@ jobs:
         if: startsWith(matrix.os, 'macos-')
         run: |
           brew install gnu-sed coreutils
-          echo "/usr/local/opt/gnu-sed/libexec/gnubin" >> $GITHUB_PATH
-          echo "/usr/local/opt/coreutils/libexec/gnubin" >> $GITHUB_PATH
 
       # ONNX Runtime providersとCUDA周りをリンクするために使う
       - name: Install patchelf
@@ -414,7 +417,7 @@ jobs:
           mv -f engine_manifest.json.tmp engine_manifest.json
 
           # Replace version & specify dynamic libraries
-          sed -i "s/__version__ = \"latest\"/__version__ = \"${{ needs.config.outputs.version_or_latest }}\"/" voicevox_engine/__init__.py
+          $sed -i "s/__version__ = \"latest\"/__version__ = \"${{ needs.config.outputs.version_or_latest }}\"/" voicevox_engine/__init__.py
           if [[ ${{ matrix.os }} == windows-* ]]; then
             LIBCORE_PATH=download/core/voicevox_core.dll
             LIBONNXRUNTIME_PATH=download/onnxruntime/lib/onnxruntime.dll
@@ -508,7 +511,7 @@ jobs:
 
           # Compress to artifact.001.vvppp,artifact.002.vvppp, ...
           (cd "${{ matrix.target }}" && 7z -r a "../compressed.zip")
-          split -b 1900M --numeric-suffixes=1 -a 3 --additional-suffix .vvppp ./compressed.zip ./${{ steps.vars.outputs.package_name }}.
+          $split -b 1900M --numeric-suffixes=1 -a 3 --additional-suffix .vvppp ./compressed.zip ./${{ steps.vars.outputs.package_name }}.
 
           # Rename to artifact.vvpp if there are only artifact.001.vvppp
           if [ "$(ls ${{ steps.vars.outputs.package_name }}.*.vvppp | wc -l)" == 1 ]; then